From 1d502116a8c32e3a4b3e159937f6bc841b80b72a Mon Sep 17 00:00:00 2001
From: Michael Vogel <icarus@dabo.de>
Date: Thu, 21 Jan 2016 19:00:08 +0100
Subject: [PATCH] Search for GNU Social users in the background

---
 include/discover_poco.php | 35 +++++++++++++++++++++++++++++++++--
 include/socgraph.php      | 23 ++++++++++++-----------
 2 files changed, 45 insertions(+), 13 deletions(-)

diff --git a/include/discover_poco.php b/include/discover_poco.php
index 5411e757ad..a8f670334b 100644
--- a/include/discover_poco.php
+++ b/include/discover_poco.php
@@ -76,9 +76,10 @@ function discover_poco_run(&$argv, &$argc){
 		update_suggestions();
 	elseif (($mode == 2) AND get_config('system','poco_completion'))
 		discover_users();
-	elseif (($mode == 1) AND ($search != "") and get_config('system','poco_local_search'))
+	elseif (($mode == 1) AND ($search != "") and get_config('system','poco_local_search')) {
 		discover_directory($search);
-	elseif (($mode == 0) AND ($search == "") and (get_config('system','poco_discovery') > 0)) {
+		gs_search_user($search);
+	} elseif (($mode == 0) AND ($search == "") and (get_config('system','poco_discovery') > 0)) {
 		// Query Friendica and Hubzilla servers for their users
 		poco_discover();
 
@@ -197,6 +198,36 @@ function discover_directory($search) {
 	Cache::set("dirsearch:".$search, time(), CACHE_DAY);
 }
 
+/**
+ * @brief Search for GNU Social user with gstools.org
+ *
+ * @param str $search User name
+ */
+function gs_search_user($search) {
+
+	$a = get_app();
+
+	$url = "http://gstools.org/api/users_search/".urlencode($search);
+
+	$result = z_fetch_url($url);
+	if (!$result["success"])
+		return false;
+
+	$contacts = json_decode($result["body"]);
+
+	if ($contacts->status == 'ERROR')
+		return false;
+
+	foreach($contacts->data AS $user) {
+		$contact = probe_url($user->site_address."/".$user->name);
+		if ($contact["network"] != NETWORK_PHANTOM) {
+			$contact["about"] = $user->description;
+			update_gcontact($contact);
+		}
+	}
+}
+
+
 if (array_search(__file__,get_included_files())===0){
   discover_poco_run($_SERVER["argv"],$_SERVER["argc"]);
   killme();
diff --git a/include/socgraph.php b/include/socgraph.php
index 5eaad235b1..4532abb39b 100644
--- a/include/socgraph.php
+++ b/include/socgraph.php
@@ -1718,18 +1718,19 @@ function gs_fetch_users($server) {
 		$hostname = $statistics->instance_address;
 	}
 
-	foreach ($statistics->users AS $nick => $user) {
-		$profile_url = $server."/".$user->nickname;
+	if (is_object($statistics->users))
+		foreach ($statistics->users AS $nick => $user) {
+			$profile_url = $server."/".$user->nickname;
 
-		$contact = array("url" => $profile_url,
-				"name" => $user->fullname,
-				"addr" => $user->nickname."@".$hostname,
-				"nick" => $user->nickname,
-				"about" => $user->bio,
-				"network" => NETWORK_OSTATUS,
-				"photo" => $a->get_baseurl()."/images/person-175.jpg");
-		get_gcontact_id($contact);
-	}
+			$contact = array("url" => $profile_url,
+					"name" => $user->fullname,
+					"addr" => $user->nickname."@".$hostname,
+					"nick" => $user->nickname,
+					"about" => $user->bio,
+					"network" => NETWORK_OSTATUS,
+					"photo" => $a->get_baseurl()."/images/person-175.jpg");
+			get_gcontact_id($contact);
+		}
 }
 
 /**